How To Fix /SAPDMC/LSMW085 - No file definition was assigned to source structure '&'

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPDMC/LSMW -

• Message number: 085

• Message text: No file definition was assigned to source structure '&'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPDMC/LSMW085 - No file definition was assigned to source structure '&' ?

  The SAP error message /SAPDMC/LSMW085 No file definition was assigned to source structure '&' typically occurs in the context of using the Legacy System Migration Workbench (LSMW) in SAP. This error indicates that there is a missing file definition for the specified source structure in your LSMW project.
  Cause:
  
  Missing File Definition: The source structure you are trying to use in your LSMW project does not have an associated file definition. This means that the system does not know how to map the incoming data file to the structure you are trying to import.
  Incorrect Configuration: The configuration for the LSMW project may not have been completed correctly, leading to the absence of a file definition.
  Typographical Error: There might be a typo in the source structure name or in the file definition assignment.
  
  Solution:
  To resolve this error, follow these steps:
  
  
  Check Source Structure:
  
  Go to the LSMW project and check the source structure that is causing the error. Ensure that it is correctly defined.
  
  
  
  Assign File Definition:
  
  Navigate to the step where you define the file structure in LSMW.
  Ensure that a file definition is assigned to the source structure. You can do this by:
  
  Going to the "Maintain Source Structures" step.
  Selecting the relevant source structure.
  Assigning the appropriate file definition to it.
  
  
  
  
  
  Review File Format:
  
  Ensure that the file format you are using matches the expected format defined in the file definition. This includes checking delimiters, field lengths, and data types.
  
  
  
  Recheck Configuration Steps:
  
  Go through the LSMW configuration steps to ensure that all necessary steps have been completed, including defining the source file, mapping fields, and specifying the target structure.
  
  
  
  Test with Sample Data:
  
  After making the necessary adjustments, test the LSMW process with a small sample data file to ensure that the configuration works as expected.
  
  
  
  Related Information:
  
  LSMW Documentation: Refer to the official SAP documentation for LSMW for detailed guidance on setting up and troubleshooting LSMW projects.
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to LSMW and file definitions.
  Community Forums: Consider visiting SAP Community forums or other user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to resolve the error and successfully complete your data migration using LSMW.